1, when breathing dust: 20L/min (flow)
2. Total dust hours: 25L/min (flow)
3. Load capacity: > 300 Pa
4. Sampling flow error: ≤2.5%
5. Timing range: set arbitrarily within 0-99 minutes.
6. Continuous working time: > 120 minutes
7. Working noise: ≤70
8. Working power supply: 6 Ni-MH batteries with rated voltage of 2.5A/h;
7.2V 9 overall dimensions: 200× 120×75 (mm)
10, weight: ≤1.75mm2.
1 1, explosion-proof form: mine intrinsically safe.
12, explosion-proof mark: Exibl
The parameters come from billion coal machinery.